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Display and Control Elements
5
Display and Control Elements
Position
Description
1
Power LED
2
Off Hook LED
3
Data Carrier Detect LED
4
Receive & Transmit LED
5
Reset key
Table 3: Description of the LEDs on the front panel of the device
5.1
Meaning of the Displays
Description
Power LED
Off Hook LED
Data Carrier Detect LED
Receive & Transmit LED
Table 4: Meaning of the LED displays
12
Figure 1: LEDs on the front panel
Display
LED on
LED off
LED on
LED off
LED on
LED off
INSYS Modem 336 LL 2D/4D 5.x Originate / Answer
Meaning
Supply voltage available
No supply voltage
Modem is hooked to the
phone line and online.
Modem is not hooked to
the phone line and offline.
Connection to remote ter-
minal is established
Lights up when data is
transmitted via the serial
interface.
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